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@ocelot-consulting/hummus-toc

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An extension for HummusJS to add Table of Contents (including bookmarks).

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<!doctype html> <html lang="en"> <head> <title>Code coverage report for hummus-toc/src/writeLinks.js</title> <meta charset="utf-8" /> <link rel="stylesheet" href="../../prettify.css" /> <link rel="stylesheet" href="../../base.css" /> <meta name="viewport" content="width=device-width, initial-scale=1"> <style type='text/css'> .coverage-summary .sorter { background-image: url(../../sort-arrow-sprite.png); } </style> </head> <body> <div class='wrapper'> <div class='pad1'> <h1> <a href="../../index.html">All files</a> / <a href="index.html">hummus-toc/src</a> writeLinks.js </h1> <div class='clearfix'> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Statements</span> <span class='fraction'>32/32</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Branches</span> <span class='fraction'>10/10</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Functions</span> <span class='fraction'>6/6</span> </div> <div class='fl pad1y space-right2'> <span class="strong">100% </span> <span class="quiet">Lines</span> <span class='fraction'>30/30</span> </div> </div> <p class="quiet"> Press <em>n</em> or <em>j</em> to go to the next uncovered block, <em>b</em>, <em>p</em> or <em>k</em> for the previous block. </p> </div> <div class='status-line high'></div> <pre><table class="coverage"> <tr><td class="line-count quiet"><a name='L1'></a><a href='#L1'>1</a> <a name='L2'></a><a href='#L2'>2</a> <a name='L3'></a><a href='#L3'>3</a> <a name='L4'></a><a href='#L4'>4</a> <a name='L5'></a><a href='#L5'>5</a> <a name='L6'></a><a href='#L6'>6</a> <a name='L7'></a><a href='#L7'>7</a> <a name='L8'></a><a href='#L8'>8</a> <a name='L9'></a><a href='#L9'>9</a> <a name='L10'></a><a href='#L10'>10</a> <a name='L11'></a><a href='#L11'>11</a> <a name='L12'></a><a href='#L12'>12</a> <a name='L13'></a><a href='#L13'>13</a> <a name='L14'></a><a 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pageIndex, idx) =&gt; pageIndex &gt; 0 &amp;&amp; (idx + 1) % pageSize == 0 &nbsp; const getLinks = (objCtx, parser, tocText, pageIndex, howManyPages, pageSize) =&gt; { let myPage = 0 return tocText.reduce((acc, {page}, idx) =&gt; { const verticalTextStart = verticalMax - verticalMargin const verticalOffset = lineSpacing * (idx % pageSize) const verticalLineStart = verticalTextStart - (verticalOffset + lineSpacing) if (verticalLineStart &lt;= verticalMargin) { myPage++ } // only for page of links (calculated by height) currently being worked on if (pageIndex === myPage) { const vertStart = isFirstLineOnSubsequentPage(pageSize, pageIndex, idx) ? verticalTextStart: verticalLineStart acc.push(createLink(objCtx, parser.getPageObjectID(page+howManyPages), [leftMarginEnd, vertStart, 505, vertStart+lineSpacing])) } return acc }, []) } &nbsp; &nbsp; &nbsp; module.exports = (objCtx, copyCtx, parser, pageIndex, tocText, howManyPages, pageSize) =&gt; { const pageId = parser.getPageObjectID(pageIndex) const pageObject = parser .parsePage(pageIndex) .getDictionary() .toJSObject() &nbsp; const links = getLinks(objCtx, parser, tocText, pageIndex, howManyPages, pageSize) &nbsp; objCtx.startModifiedIndirectObject(pageId) const modifiedPageObject = objCtx.startDictionary() &nbsp; Object.getOwnPropertyNames(pageObject).forEach(element =&gt; { // leave everything besides annotations on TOC pages in tact // bookmark annotations are at doc level, so won't be affected if (element !== annotationArrayKey) { modifiedPageObject.writeKey(element) copyCtx.copyDirectObjectAsIs(pageObject[element]) } }) &nbsp; modifiedPageObject.writeKey(annotationArrayKey) objCtx.startArray() &nbsp; links.forEach(link =&gt; objCtx.writeIndirectObjectReference(link)) &nbsp; objCtx .endArray() .endLine() .endDictionary(modifiedPageObject) .endIndirectObject() } &nbsp;</pre></td></tr> </table></pre> <div class='push'></div><!-- for sticky footer --> </div><!-- /wrapper --> <div class='footer quiet pad2 space-top1 center small'> Code coverage generated by <a href="https://istanbul.js.org/" target="_blank">istanbul</a> at Thu Apr 04 2019 10:50:13 GMT-0500 (Central Daylight Time) </div> </div> <script src="../../prettify.js"></script> <script> window.onload = function () { if (typeof prettyPrint === 'function') { prettyPrint(); } }; </script> <script src="../../sorter.js"></script> <script src="../../block-navigation.js"></script> </body> </html>